boost 1.55 tuple

tuple.cpp

#include <iostream>
#include <boost/tuple/tuple.hpp>
#include <boost/tuple/tuple_comparison.hpp>
#include <boost/tuple/tuple_io.hpp>
using namespace boost;
int main(){
	tuple<int, char, float> t(2, 'a', 0.9);
　 	std::cout << t << std::endl;
　	return 0;
}